. you say that this isunsoundscienceandpotentially could lead to problems. why do you believe that there is not a value in at least looking at this gunman's dna? >> well, first of all, let me say that my heart goes out to all the people in newtown, connecticut. this was an horrific series of events. second of all, the major problem that i have as a geneticist is that it's impossible to gain much information with the sample size of one. so what you are looking at is one person's dna, and you're trying to say that it's different than other people. but you only have a sample size of one. >> would it be helpful, do you think, to look at the dna of other shooters of those from previous mass shootings? >> well, again, the problem is, we have probably less than five or even ten people that we're talking about. when studies -- accurate genetic studies are done on a whole population, we look for hundreds of different people, and you have to show a strong correlation with that. and the second problem would be what are we trying to look for? i mean, we're going -- the whole idea is you'r

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. this summer, he showed usthesciencebehindevery shape, size, and shade of these pixels. >> you now have your camouflage. so we're trying to trick the brainseeing things that aren't actually there. >> reporter: digital shapes creates depth and shadows where none exist. that's today's design. >> what's coming up down the road and very quickly is the harry potter cloak. >> what is that? >> reporter: with that fictional cloak, harry isn't just camouflaged, he's invisible. >> my body's gone! >> how invisible are we talking here? if i walked into a room with a soldier wearing one of these cloaks -- >> you wouldn't see him at all. he would be completely invisible to you. >> reporter: this isn't make-believe. the military has seen this so-called quantum stealth technology. it works by bending the light around an object, even concealing most of a person's shadow. imagine what that could do for a sniper, hiding in a field, or the american pilots who ejected over libya when their fighter jets crashed last year. >> they could actually pull out, very similar to what they carry with a survival blanke

is doing and being ready, no matter what happens, which isn'trocketscience. it'sjust common sense, from td ameritrade. >>> good morning. i'm victor blackwell in for carol costello. stories we're watching in "the newsroom" the opening bell at the new york stock exchange rang just a few seconds ago. stocks are poised to open with lower, open lower rather with much of their attention still focused on that fiscal cliff. ringing the opening bell today the startup weekend leadership team. >>> tributes are pouring in this morning for retired general norman schwarzkopf, stormin' norman as he was known died yesterday. he became a household name in the '90s as he led america to victory as commander of coalition forces during the first gulf war. schwarzkopf was 78. >>> craft store giant hobby lobby is bracing for a $1.3 million a day fine. it starts january 1st for bucking some of the rules in the affordable health care law. you see the company opposes providing some contraceptives to its employees tough its company health care plan citing religious grounds. the company says some contraceptive pro

... or wonderfully the market's behaving... which isn'trocketscience. it'sjust common sense. from td ameritrade. >>> since this show began in february, we have closed out nearly every saturday program with a segment called "foot soldiers" and it is a feature highlighting one person or group who has created positive action in the communities for change. this is large or small. and the foot soldiers have ranged from the three new jersey girls who was a presidential moderator, to dr. mcstuffins who shows girls they, too, can be doctors. and the father and son teen who got out to get out the vote for people during hurricane isaac and simply because they had a vote, and activism. all of our foot soldiers are changing our lives. f for the first time ever, i have a table full of them. and i am joined by a director of a support for children whose parents are in prison, and also, a founder for children of lgbt youth, and also project director of a center for victims of sexual assault, and also, the drek er tor of osborne association which offers rehabilitation for those in the criminal justice system. i

on a road trip through los angeles to get to thecaliforniasciencecenterwhere it's now on display. and now the shuttle "atlantis" is taking its place in history without traveling anywhere. cnn's john zarrella is at the kennedy space center. hey, john. >> reporter: hey, candy. you're right, "atlantis" is really the only one of the shuttles that didn't have to take wing to get to its future museum landing site. "atlantis" in november literally just went ten miles down the road from the vehicle assembly building here to the visitor complex. for the viewers out there saying, where is it? that's it right there behind me. that is "atlantis." and it is completely wrapped in shrink wrap. why is that? because they are building the facility, the museum around the shuttle. so it's quiet here now. but i have to tell you, all day today, the workmen were just hammering and they're putting up scaffolding and they're finishing this up by july when the grand opening will be. in march, they're going to actually unwrap "atlantis" when most of the work will be done then. but you can see it's on a 45-